Exhaust header



FIG. 1 is a front elevational view of an exhaust header showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view of a second embodiment of FIG. 1;

FIG. 8 is a rear elevational view of FIG. 7;

FIG. 9 is a left side elevational view of FIG. 7;

FIG. 10 is a right elevational view of FIG. 7;

FIG. 11 is a top plan elevational view of FIG. 7; and,

FIG. 12 is a bottom plan view of FIG. 7. 

I claim the ornamental design for an exhaust header, as shown and described. 